diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index 4155b6e40..bae01d3a2 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -5,6 +5,8 @@
 # See https://git-scm.com/docs/git-blame#Documentation/git-blame.txt---ignore-revs-fileltfilegt
 
 # Prettier bump after release
+# 3.9.0
+bb817b1bd04c04e0a8d89cb52c256a38e17fd0f5
 # 3.7.0
 3a098e32d46cf36a13aa5ef3a58e6dbcec8345c3
 # 3.5.0